Cole Pond Dam
Key Takeaway
Cole Pond Dam is classified as low hazard in New Hampshire. It was completed in 1973 and is 53 years old. Its primary use is recreation.
Physical Details
| Dam Height | 10 ft (taller than 16% in NH) |
| Dam Length | 110 ft |
| Dam Type | Concrete |
| Max Storage | 131 acre-ft |
| Normal Storage | 88 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 359 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | NH00622 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
RAGGED MOUNTAIN FISH AND GAME CLUB
Private
Nearby Dams
Ragged Mountain Snow Pond Dam
Merrimack, NH
Low Hazard 49 ftBradley Lake Dam
Merrimack, NH
Significant Hazard 19 ftMorey Pond Dam
Merrimack, NH
Low Hazard 12 ftTannery Pond Dam
Merrimack, NH
Low Hazard 12 ftBog Pond Dam
Merrimack, NH
Significant Hazard 17 ftChase Pond Dam
Merrimack, NH
Significant Hazard 17 ftPleasant Lake Dam
Merrimack, NH
High Hazard 13 ftCascade Brook Dam
Merrimack, NH
Low Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Cole Pond Dam?
Cole Pond Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Cole Pond Dam?
Cole Pond Dam is owned by RAGGED MOUNTAIN FISH AND GAME CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cole Pond Dam built?
Cole Pond Dam was completed in 1973, making it 53 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Cole Pond Dam?
Cole Pond Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Cole Pond Dam?
Cole Pond Dam has a dam height of 10 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Cole Pond Dam last inspected?
Cole Pond Dam was last inspected on June 16, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.